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Archive | 1992

Verfahren zur herstellung von aromatischen kohlensaeurediestern

Schoen Norbert Dipl Chem Dr; Buysch Hans-Josef Dr; Zirngiebl Eberhard Dipl Phys D; Kischkewitz Juergen Dipl Chem


Archive | 1994

Verfahren zur Herstellung von Dicarbonaten

Schoen Norbert Dipl Chem Dr; Buysch Hans-Josef Dr; Wagner Paul Dr; Langer Reinhard Dr


Archive | 1994

Cleavage of polycarbonate(s) to give bisphenol(s) and di:aryl carbonate(s) - by catalytic transesterification with phenol(s), isolation of bisphenol, flash distn. of residue and fractionation of distillate

Buysch Hans-Josef Dr; Schoen Norbert Dipl Chem Dr; Kuehling Steffen Dipl Chem Dr


Archive | 1998

CONTINUOUS PRODUCTION OF ARYLCARBONATE PURPOSE

Ooms Pieter Dr; Bischof Eric Dr; Buysch Hans-Josef Dr; Kuehling Steffen Dipl Chem Dr; Zaby Gottfried Dr; Jakob Wolfgang Dipl Ing; Dahmer Juergen Dr; Schoen Norbert Dipl Chem Dr


Archive | 1992

Linear aromatic oligo-carbonate(s) with phenolic end-gps. prodn. - by hydrolysis of aromatic bis-chloro-carbonate(s) in 2-phase system contg. alkali hydroxide and specified auxiliary bases

Schoen Norbert Dipl Chem Dr; Buysch Hans-Josef Dr


Archive | 1993

VERFAHREN ZUM SPALTEN VON POLYCARBONATEN

Buysch Hans-Josef Dr; Schoen Norbert Dipl Chem Dr; Kuehling Steffen Dipl Chem Dr


Archive | 1993

Hydrolysis of polycarbonate(s), to recover bisphenol(s) - by reaction with water at in the presence of organo-tin cpds. as catalyst

Buysch Hans-Josef Dr; Schoen Norbert Dipl Chem Dr


Archive | 1995

Recycling aromatic polycarbonate

Buysch Hans-Josef Dr; Ooms Pieter Dr; Schoen Norbert Dipl Chem Dr


Archive | 1995

Verfahren zur Herstellung von Arylcarbonaten

Ooms Pieter Dr; Schoen Norbert Dipl Chem Dr; Buysch Hans-Josef Dr


Archive | 1994

Cyclische Carbonate der Bis(2-hydroxy-3-cycloalkyl-phenyl)methane und Verfahren zur Herstellung aromatischer Polycarbonate daraus

Keul Helmut Dipl Chem Dr; Hoecker Hartwig Dipl Chem Prof; Deisel Frank; Leitz Edgar Dipl Chem Dr; Schoen Norbert Dipl Chem Dr; Buysch Hans-Josef Dr

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